The mass of the rock of gibraltar is 1.78 x 10^12 kilograms. the mass of the antarctic iceberg is 4.55 x 10^13 kilograms. approximately how many more kilograms is the mass of the antarctic iceberg than the mass of the rock of gibraltar? show your steps and write your answer in scientific

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

2.5 milligrams is equivalent to how many grams

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.